US10551965B2 - Method and device for testing rotation performance of touch display screen - Google Patents
Method and device for testing rotation performance of touch display screen Download PDFInfo
- Publication number
- US10551965B2 US10551965B2 US16/382,967 US201916382967A US10551965B2 US 10551965 B2 US10551965 B2 US 10551965B2 US 201916382967 A US201916382967 A US 201916382967A US 10551965 B2 US10551965 B2 US 10551965B2
- Authority
- US
- United States
- Prior art keywords
- test
- rotation
- region
- display region
- positions
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
- G06F3/04883—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures for inputting data by handwriting, e.g. gesture or text
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04104—Multi-touch detection in digitiser, i.e. details about the simultaneous detection of a plurality of touching locations, e.g. multiple fingers or pen and finger
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/048—Indexing scheme relating to G06F3/048
- G06F2203/04808—Several contacts: gestures triggering a specific function, e.g. scrolling, zooming, right-click, when the user establishes several contacts with the surface simultaneously; e.g. using several fingers or a combination of fingers and pen
Definitions
- Embodiments of the present disclosure relate to a method and a device for testing a rotation performance of a touch display screen.
- a multi-touch display device needs to be tested on its various aspects of performance before leaving the factory, to ensure product quality; for example, a rotation performance of a touch display screen of the multi-touch display device is tested.
- the rotation performance refers to a performance that, in the presence of a rotation gesture, the touch display screen of the multi-touch display device is capable of detecting the rotation gesture and making a corresponding image rotate according to the rotation gesture.
- the testing on the rotation performance of the touch display screen is performed by simulating two fingers of a user with two cylindrical test bars.
- two test bars of a same diameter are used, a distance between the two test bars is set, then one test bar is fixed and the other test bar rotates around the fixed test bar, a rotation trace of the other test bar detected by the touch display screen is compared with an ideal trace, a deviation value of the rotation trace from the ideal trace is calculated, and quality of the rotation performance of the touch display screen is determined according to the deviation value.
- the test position for the test bar to perform testing is usually selected at random; and in practice, test results at different positions on a display region of the touch display screen are different. So, the randomly selected test position may result in a less accurate test result.
- a method for testing a rotation performance of a touch display screen comprises: determining at least two test positions in a display region of the touch display screen, the at least two test positions including at least one test position located in a central region of the display region and at least one test position located in an edge region of the display region; and testing a rotation performance corresponding to each test position of the at least two test positions.
- a device for testing a rotation performance of a touch display screen comprises: a determination module, configured to determine at least two test positions in a display region of the touch display screen, the at least two test positions including at least one test position located in a central region of the display region and at least one test position located in an edge region of the display region; and a testing module, configured to test a rotation performance corresponding to each test position of the at least two test positions.
- FIG. 1 is a flowchart view illustrating a method for testing a rotation performance of a touch display screen provided by embodiments of the present disclosure
- FIG. 2-1 is a schematic view illustrating different regions of the touch display screen provided by the embodiments of the present disclosure
- FIG. 2-2 is a flowchart view illustrating another method for testing the rotation performance of the touch display screen provided by the embodiments of the present disclosure
- FIG. 2-3 is a schematic view illustrating a central region of a display region provided by the embodiments of the present disclosure
- FIG. 2-4 is a schematic view illustrating an edge region of the display region provided by the embodiments of the present disclosure
- FIG. 2-5 is a schematic view illustrating a transition region of the display region provided by the embodiments of the present disclosure
- FIG. 2-6 is a schematic view illustrating division of the display region provided by the embodiments of the present disclosure.
- FIG. 2-7 is a schematic view illustrating a rotation trace of a test bar formed by the method for testing the rotation performance of the touch display screen provided by the embodiments of the present disclosure
- FIG. 2-8 is a schematic view illustrating relative dimensions during testing the rotation performance provided by the embodiments of the present disclosure
- FIG. 2-9 is a schematic view illustrating a process of two test bars rotating around a first test position provided by the embodiments of the present disclosure
- FIG. 2-10 is a schematic view illustrating a method for determining whether a rotation performance corresponding to a test position is qualified or not provided by the embodiments of the present disclosure
- FIG. 3-1 is a flowchart of another method for testing the rotation performance of the touch display screen provided by the embodiments of the present disclosure
- FIG. 3-2 is a schematic view illustrating the test position of the edge region provided by the embodiments of the present disclosure.
- FIG. 3-3 is a schematic view illustrating another test position of the edge region provided by the embodiments of the present disclosure.
- FIG. 4-1 is a block view of a device for testing the rotation performance of the touch display screen provided by the embodiments of the present disclosure
- FIG. 4-2 is a block view of a determination module provided by the embodiments of the present disclosure.
- FIG. 4-3 is a block view of another device for testing the rotation performance of the touch display screen provided by the embodiments of the present disclosure.
- FIG. 4-4 is a block view of another determination module provided by the embodiments of the present disclosure.
- Embodiments of the present disclosure provide a method for testing a rotation performance of a touch display screen, and as shown in FIG. 1 , the method comprises:
- Step 101 determining at least two test positions in a display region of the touch display screen, the at least two test positions including at least one test position located in a central region of the display region and at least one test position located in an edge region of the display region.
- Step 102 testing a rotation performance corresponding to each test position of the at least two test positions.
- the rotation performance refers to a performance that, in the presence of a rotation gesture, the touch display screen is capable of detecting the rotation gesture and making a corresponding image rotate according to the rotation gesture.
- Rotation performance of the central region and rotation performance of the edge region of the touch display screen may be greatly different.
- the test positions are determined respectively in the central region and the edge region of the display region, and the rotation performances of the determined test positions are tested, to ensure that regions whose rotation performances differ more greatly of the touch display screen are tested, and thus to enlarge a scope of the test and to improve accuracy of a test result.
- the determination of the test position is mainly related to a shape of the display region, a diameter of the test bar, and a rotation radius of the test bar during the test, which will be described in the embodiment of the present disclosure with two modes below as an example.
- the display region of the touch display screen is a rectangular region, and the display region has a length H and a width V.
- directions of the length and the width of the display region are not limited.
- a length direction of the display region is parallel to a data line extension direction of the touch display screen
- a width direction of the display region is parallel to a gate line extension direction of the touch display screen.
- the length direction of the display region is parallel to the gate line extension direction of the touch display screen
- the width direction of the display region is parallel to the data line extension direction of the touch display screen.
- the touch display screen includes a display region 00 and a non-display region 01
- the non-display region 01 is an annular region surrounding the display region
- the non-display region 01 is used for providing wires and circuits and thus is also referred to as a peripheral wiring region.
- the direction of the length H of the display region 00 is parallel to the data line extension direction (a y direction in FIG. 2-1 , also referred to as a vertical direction) of the touch display screen
- the direction of the width V of the display region 00 is parallel to the gate line extension direction (an x direction in FIG. 2-1 , also referred to as a horizontal direction) of the touch display screen.
- the embodiments of the present disclosure provide the method for testing the rotation performance of the touch display screen, and as shown in FIG. 2-2 , the method comprises:
- Step 201 determining a rectangular region including a central position of the display region as the central region, a boundary of the central region and a boundary of the display region being similar patterns.
- a rectangular region 001 including a central position P 0 of the display region 00 is determined as the central region 001 , and the boundary of the central region 001 and the boundary of the display region 00 are similar patterns.
- a rectangle is a centrosymmetric pattern, whose symmetrical center is an intersection point of two diagonal lines of the rectangle.
- the display region 00 is a rectangular region, and the central position of the display region 00 is a position where the symmetrical center of the display region 00 is located.
- Similar patterns refer to two patterns whose corresponding angles are equal to each other and corresponding sides are proportional to each other.
- a ratio of the boundary of the central region 001 to the boundary of the display region 00 is 1/f, that is, the central region 001 has a length of H/f and a width of V/f, where f>2.
- Step 202 determining at least one test position in the central region.
- the central position of the display region i.e., the central position of the central region
- the central position of the display region is determined as 1 test position in the central region. In this way, an effective test of the rotation performance of the most central position of the display region is ensured.
- Step 203 determining an annular region located at the edge of the display region as the edge region, an outer boundary of the edge region coinciding with the boundary of the display region, and an inner boundary of the edge region and the boundary of the display region being similar patterns.
- an annular region located at the edge of the display region 00 is determined as the edge region 002 , the outer boundary of the edge region 002 coincides with the boundary of the display region 00 , the inner boundary of the edge region 002 and the boundary of the display region are similar patterns, and then the edge region 002 is deemed as a rectangular ring.
- the ratio of the boundary of the central region 001 to the boundary of the display region 00 is 1/f
- a ratio of the inner boundary of the edge region 002 to the boundary of the display region 00 is (f ⁇ 2)/f
- the inner boundary of the edge region 002 has a length of [(f ⁇ 2) ⁇ H]/f and a width of [(f ⁇ 2) ⁇ V]/f, that is, among four striped regions constituting the edge region 002 , a width of each of two striped regions is H/f, and a width of each of the other two striped regions is V/f, where f>2, f for example is an integer, such as 5, or for example is a decimal number, such as 4.5.
- the ratio of the inner boundary of the edge region 002 to the boundary of the display region 00 is 3/5
- the inner boundary of the edge region 002 has a length of 3H/5 and a width of 3V/5, that is, among the four striped regions constituting the edge region, the width of each of two striped regions is H/5, and the width of each of the other two striped regions is V/5.
- Step 204 determining at least one test position in the edge region.
- a first rectangular scanning line L 1 is determined, the first rectangular scanning line L 1 is a closed rectangular line formed by a central axis of each striped region of the four striped regions constituting the edge region 002 , and the first rectangular scanning line L 1 and the boundary of the display region 00 are similar patterns; and in the case that the ratio of the inner boundary of the edge region 002 to the boundary of the display region 00 is (f ⁇ 2)/f, a ratio of the first rectangular scanning line L 1 to the boundary of the display region 00 is (f ⁇ 1)/f.
- the ratio of the first rectangular scanning line L 1 to the boundary of the display region 00 is 4/5, that is, a rectangle formed by the first rectangular scanning line L 1 has a length of 4H/5 and a width of 4V/5; and positions where four vertexes P 1 , P 2 , P 3 and P 4 of the first rectangular scanning line L 1 are located are taken as 4 test positions of the edge region.
- positions where midpoints P 5 , P 6 , P 7 and P 8 between every two adjacent vertexes among the four vertexes P 1 , P 2 , P 3 and P 4 of the first rectangular scanning line L 1 are located for example taken as another 4 test positions of the edge region.
- midpoints between every two adjacent points among the above-described eight points P 1 to P 8 of the first rectangular scanning line may be taken as another 8 test positions of the edge region (not shown in FIG. 2-4 ).
- Step 205 determining an interval region located between the central region and the edge region in the display region as a transition region.
- the display region is constituted by the central region and the edge region.
- the display region for example includes the central region, the edge region and the interval region located between the central region and the edge region, and the interval region is determined as the transition region.
- the rotation performance of the central region and the rotation performance of the edge region usually differ more greatly, and the rotation performance test may not be performed on the interval region located between the central region and the edge region.
- the rotation performance test may not be performed on the interval region located between the central region and the edge region.
- the interval region located between the central region 001 and the edge region 002 in the display region 00 is determined as the transition region 003 , and a test position is determined in the transition region 003 to perform the rotation performance test.
- the transition region 003 is also an annular region, and an inner boundary of the transition region 003 and the boundary of the display region are similar patterns, and an outer boundary of the transition region 003 and the boundary of the display region are similar patterns.
- a ratio of the inner boundary of the transition region 003 to the boundary of the display region 00 and a ratio of the outer boundary of the transition region 003 to the boundary of the display region 00 are respectively 1/f and (f ⁇ 2)/f, as shown in FIG. 2-5 .
- the ratio of the inner boundary of the transition region 003 to the boundary of the display region 00 and the ratio of the outer boundary of the transition region 003 to the boundary of the display region 00 are respectively 1/5 and 3/5, that is, among the four striped regions constituting the transition region, a width of each of two striped regions is H/5, and a width of each of the other two striped regions is V/5.
- Step 206 determining at least one test position in the transition region.
- a second rectangular scanning line L 2 is determined, the second rectangular scanning line L 2 is a closed rectangular line formed by a central axis of each striped region of the four striped regions constituting the transition region, the second rectangular scanning line L 2 and the boundary of the display region 00 are similar patterns.
- the ratio of the inner boundary of the transition region 003 to the boundary of the display region 00 and the ratio of the outer boundary of the transition region 003 to the boundary of the display region 00 are respectively 1/f and (f ⁇ 2)/f
- a ratio of the second rectangular scanning line L 2 to the boundary of the display region 00 is (f ⁇ 3)/f.
- the ratio of the second rectangular scanning line L 2 to the boundary of the display region 00 is 2/5, that is, a rectangle formed by the second rectangular scanning line L 2 has a length of 2H/5 and a width of 2V/5. Positions where four vertexes P 9 , P 10 , P 11 and P 12 of the second rectangular scanning line L 2 are located are taken as 4 test positions of the transition region.
- positions where midpoints P 13 , P 14 , P 15 and P 16 between every two adjacent vertexes among the four vertexes P 9 , P 10 , P 11 and P 12 of the second rectangular scanning line are located are taken as another 4 test positions of the transition region.
- midpoints between every two adjacent points among the above-described eight points P 9 to P 16 of the second rectangular scanning line may be taken as another 8 test positions of the transition region (not shown in FIG. 2-5 ).
- the method comprises a division of the display region; as shown in FIG. 2-6 , the display region is divided into n ⁇ n rectangular sub-regions, a boundary of each rectangular sub-region and the boundary of the display region are similar patterns, where, n is an odd number greater than 2, exemplarily, n is 3, 5 or 7, and for example, n is 5.
- the determining the rectangular region including the central position of the display region as the central region includes: determining the rectangular sub-region located at the center of the display region as the central region.
- the determining the annular region located at the edge of the display region as the edge region includes: determining a region constituted by 4 ⁇ (n ⁇ 1) rectangular sub-regions located at the edge of the display region as the edge region, the 4 ⁇ (n ⁇ 1) rectangular sub-regions constituting the annular region.
- the determining at least one test position in the edge region includes: determining central positions of the 4 rectangular sub-regions located at four corners of the edge region as 4 test positions P 1 , P 2 , P 3 , and P 4 of the edge region.
- central positions of other rectangular sub-regions in the edge region are taken as the test positions.
- central positions P 5 , P 6 , P 7 and P 8 of the rectangular sub-regions located in the middle between every two adjacent rectangular sub-regions among the 4 rectangular sub-regions at the four corners of the edge region are taken as another 4 test positions of the edge region.
- step 206 central positions of 4 rectangular sub-regions located at the four corners of the transition region for example are determined as 4 test positions P 9 , P 10 , P 11 and P 12 of the transition region.
- central positions P 13 , P 14 , P 15 , and P 16 of rectangular sub-regions located in the middle between every two adjacent rectangular sub-regions among the 4 rectangular sub-regions at the four corners of the transition region are taken as another 4 test positions of the transition region.
- step 201 to step 206 there may be various methods for determining the test position in the central region, the test position in the edge region and the test position in the transition region, which are not limited by the embodiments of the present disclosure. Further, the number of test positions finally determined are at least two, for example, is 5; and in the embodiments of the present disclosure, cases below are taken as an example:
- test positions are determined to include: P 0 , P 1 , P 2 , P 3 and P 4 ;
- 9 test positions are determined to include: P 0 , P 1 , P 2 , P 3 , P 4 , P 5 , P 6 , P 7 and P 8 ;
- test positions are determined to include: P 0 , P 1 , P 2 , P 3 , P 4 , P 5 , P 6 , P 7 , P 8 , P 9 , P 10 , P 11 and P 12 ;
- 25 test positions are determined to include: P 0 , P 1 , P 2 , P 3 , P 4 , P 5 , P 6 , P 7 , P 8 , P 9 , P 10 , P 11 , P 12 , P 13 , P 14 , P 15 , P 16 , P 17 , P 18 , P 19 , P 20 , P 21 , P 22 , P 23 and P 24 .
- the origin of the rectangular coordinate system may be other positions of the display region, which is not limited by the embodiments of the present disclosure.
- the display region may be divided into n ⁇ m rectangular sub-regions, a boundary of each rectangular sub-region and the boundary of the display region are similar patterns, where, n is greater than 2, m is greater than 2, and m is not equal to n; in this case, the determination of the test position can refer to previous descriptions and will not be repeated by the embodiments of the present disclosure.
- Step 207 testing the rotation performance corresponding to each test position of the at least two test positions.
- the display region includes at least two test regions, as shown in step 201 and step 203 , the at least two test regions include the central region and the edge region; and further, as shown in step 205 , the at least two test regions further include the transition region.
- a rotation radius of the test bar is required to satisfy that: an ideal trace (the ideal trace is a theoretical trace obtained by calculating according to the rotation radius of the test bar, the radius of the test bar, and the test position around which the rotation is performed) of the test bar obtained by rotation with a point indicated by a first test position as a circle center is within the test region where the first test position is located.
- the first test position is any test position of the at least two test positions.
- the central region has the length of H/f and the width of V/f; and among the four striped regions constituting the edge region, the width of each of two striped regions is H/f, and the width of each of the other two striped regions is V/f, where f>2.
- the testing the rotation performance corresponding to each test position of the at least two test positions for example comprises:
- Step A 1 setting a shortest edge distance D of two test bars.
- the shortest edge distance of two test bars refers to a shortest distance between edges of the two test bars in the case that axes of the two test bars are perpendicular to a screen surface of the touch display screen, and the shortest edge distance is set to be greater than or equal to a two-finger minimum touch distance.
- the two-finger minimum touch distance is also referred to as a two-finger separation distance, which is a minimum distance between two fingers in the case that both of the two fingers are capable of being detected by the touch display screen; in the case that the distance between the two fingers is less than or equal to the two-finger minimum touch distance, the touch display screen detects the two fingers as one finger.
- the touch display screen detects the two test bars as one test bar; in order to ensure effectiveness of the test, the shortest edge distance of the two test bars needs to be greater than or equal to the two-finger minimum touch distance. Further, for example, the shortest edge distance of the two test bars is greater than the two-finger minimum touch distance.
- Step A 2 coaxially rotating in a same rotation direction the two test bars respectively located on both sides of the first test position, with the point indicated by the first test position as the circle center, a maximum rotation outer radius R among rotation outer radii of the two test bars satisfying that:
- the rotation outer radius of the test bar is equal to a sum of a radius of the test bar and the rotation radius of the test bar, and min[H, V] represents a minimum value of H and V.
- R 1 and R 2 are respectively the radii of the two test bars and R 3 and R 4 are respectively the rotation radii of the two test bars
- R 1 +R 2 +D is a distance between circle centers of the bottom surfaces of the two test bars which are in contact with the touch display screen.
- R 1 and R 2 may be equal or unequal to each other
- R 3 and R 4 may be equal or unequal to each other.
- R 1 and R 2 are respectively the radii of the two test bars
- R 3 and R 4 are respectively the rotation radii of the two test bars.
- the radii of the two test bars are unequal to each other, a test scene is more approximate to an actual use scene, and the test result is more accurate.
- FIG. 2-7 is illustrated with the first test position being P 0 as an example; and for a method for testing the rotation performance of other test positions, the method for testing the rotation performance of the test position P 0 may be referred to.
- the two test bars for example are respectively located on both sides of the first test position, and the circle centers of the bottom surfaces of the two test bars which are in contact with the touch display screen are collinear with the point indicated by the first test position; then the two test bars are coaxially rotated in the same rotation direction, and the maximum rotation outer radius R among the rotation outer radii of the two test bars satisfies:
- the rotation radius of the test bar refers to a distance from the axis of the test bar (i.e., the circle center of the bottom surface of the test bar) to the test position.
- rotation directions of the two test bars are both a clockwise direction t
- the two test bars are rotated by 360° in the clockwise direction t respectively
- ideal traces formed by the rotations of the two test bars are two circular rings with P 0 as the circle center
- FIG. 2-7 is illustrated with the traces of the two test bars being respectively rotated by 180° in the clockwise direction t as an example. As shown in FIG. 2-7 and FIG.
- a circular ring corresponding to the test bar with the radius of R 1 and the rotation radius of R 3 has the inner radius of R 3 ⁇ R 1 and the outer radius of R 3 +R 1
- a circular ring corresponding to the test bar with the radius of R 2 and the rotation radius of R 4 has the inner radius of R 4 ⁇ R 2 and the outer radius of R 4 +R 2
- FIG. 2-9 is a schematic view illustrating a process of two test bars U 1 and U 2 rotating around the first test position P 0 ; as shown in FIG. 2-9 , at an initial moment of rotation, the two test bars U 1 and U 2 are respectively located on both sides of the first test position P 0 , then the two test bars U 1 and U 2 are rotated by 360° in the clockwise direction t, and at an end moment of rotation, the two test bars U 1 and U 2 are respectively located on both sides of the first test position P 0 .
- Step A 3 obtaining a rotation trace acquired by the touch display screen.
- Step A 4 determining whether the rotation performance corresponding to the first test position is qualified or not according to the rotation trace.
- the maximum deviation values of the two test bars are compared with a preset deviation threshold value. In the case that the maximum deviation values of the two test bars both less than the preset deviation threshold value, it is determined that the rotation performance of the touch display screen corresponding to the first test position is qualified.
- a shape of the display region is a circle, exemplarily, with reference to the above-described step 201 , a circular region including the central position of the display region is determined as the central region, and a boundary of the central region and the boundary of the display region are concentric.
- a boundary of the central region and the boundary of the display region are concentric.
- an annular region located at the edge of the display region is determined as the edge region, an outer boundary of the annular region coincides with the boundary of the display region, and an inner boundary and the outer boundary of annular region are respectively concentric with the boundary of the display region.
- the rotation performances of the central region and of the edge region of the touch display screen may be greatly different.
- the test positions are determined respectively in the central region and the edge region of the display region, and rotation performances of the determined test positions are tested, to ensure that regions whose rotation performances differ more greatly of the touch display screen are tested, and thus to enlarge a coverage scope of the test and to improve accuracy of a test result.
- the display region is a rectangular region, and the display region has a length H and a width V.
- the embodiments of the present disclosure provide a method for testing a rotation performance of a touch display screen, and as shown in FIG. 3-1 , the method comprises:
- Step 301 determining a central position of the display region as 1 test position in the central region.
- a shape of the central region is not limited, and the central region at least includes the central position of the display region.
- Step 302 setting a shortest edge distance D of two test bars to be greater than or equal to a two-finger minimum touch distance.
- step 302 step A 1 in the above-described embodiments may be referred to, which will not be repeated in the embodiments of the present disclosure.
- Step 303 determining rotation outer radii of the two test bars according to the shortest edge distance D of the two test bars, the radii of the two test bars and the rotation radii of the two test bars; the rotation outer radius of each test bar being equal to a sum of the radius and the rotation radius of each test bar.
- the radii of the two test bars are respectively R 1 and R 2
- the rotation radii of the two test bars are respectively R 3 and R 4
- R 3 +R 4 D+R 1 +R 2 .
- the rotation radii of the two test bars are equal to each other, then
- Step 304 determining a maximum rotation outer radius among the rotation outer radii of the two test bars to satisfy that:
- the 4 first target circle centers Q 1 , Q 2 , Q 3 and Q 4 are determined at the four corners of the display region, the circle with any one point among Q 1 , Q 2 , Q 3 and Q 4 as the circle center and with
- Step 305 determining positions where the 4 first target circle centers are located as 4 test positions of the edge region.
- step 301 and step 305 are respectively:
- Step 306 determining a maximum rotation outer radius among the rotation outer radii of the two test bars to satisfy that:
- the 4 second target circle centers Q 5 , Q 6 , Q 7 and Q 8 are determined at the four corners of the display region, the circle with any one point among Q 5 , Q 6 , Q 7 and Q 8 as the circle center and with R as the radius is tangent respectively with the long side and the wide side of the display region, i.e., a distance between each point among the 4 second target circle centers Q 5 , Q 6 , Q 7 and Q 8 and the corresponding two sides of the display region is R.
- Step 307 determining positions where the 4 second target circle centers are located as 4 test positions of the edge region.
- step 301 and step 307 are respectively:
- the test positions determined by using step 301 to step 307 can ensure that the rotation trace does not exceed the scope of the display region.
- the rotation performance test is performed by using the first target circle center or the second target circle center, which can ensure that the rotation trace is as close as possible to the boundary of the display region, so as to effectively test the rotation performance at the edge of the display region.
- Step 308 testing a rotation performance corresponding to each test position of the at least two test positions.
- the at least two test positions include 5 test positions, then the testing the rotation performance corresponding to each test position of the at least two test positions includes:
- Step B 1 coaxially rotating in a same rotation direction the two test bars respectively located on both sides of a first test position with the point indicated by the first test position as a circle center, the first test position being any test position in the at least two test positions.
- the first test position is any test position in the above-described 5 test positions.
- the coaxially rotating in the same rotation direction means that at any moment during a rotation procedure, circle centers of bottom surfaces of the two test bars which are in contact with the touch display screen are collinear with the point indicated by the first test position, and rotation directions of the two test bars are the same.
- Step B 3 obtaining a rotation trace acquired by the touch display screen.
- Step B 4 determining whether the rotation performance corresponding to the first test position is qualified or not according to the rotation trace.
- step B 4 step A 4 in the above-described embodiments may be referred to, which will not be repeated by the embodiments of the present disclosure.
- the test positions are determined respectively in the central region and the edge region of the display region, and rotation performances of the determined test positions are tested, to ensure that regions whose rotation performances differ more greatly of the touch display screen are tested, and thus to enlarge a coverage scope of the test and to improve accuracy of a test result.
- the sequence of the steps comprised in the method for testing the rotation performance provided by the embodiments of the present disclosure may be properly adjusted, the steps may be correspondingly increased or reduced according to situations, varied methods easily conceived by those skilled in the art in the technical scope of the present disclosure should fall within the protection scope of the present disclosure and thus are not repeated herein.
- the position refers to the coordinate position
- the point indicated by the position refers to the point corresponding to the position coordinate; and therefore, the position and the point may be represented by a same identifier.
- the determination of the test position is mainly related to the shape of the display region, the diameter of the test bar, and the rotation radius of the test bar during the test; during the rotation performance test is being performed, as shown in the first mode, the test region is determined firstly, then the rotation radii of the two test bars are adjusted according to the test position in the test region, for the specific procedure, step 201 to step 207 may be referred to; as shown in the second mode, the shortest edge distance D of the two test bars and the radii and the rotation radii of the two test bars are set firstly, accordingly, the maximum rotation outer radius is determined, and then the test position in the test region is determined according to the maximum rotation outer radius, for the specific procedure, step 301 to step 308 may be referred to.
- the first mode and the second mode as described above may be used in combination or in cross-reference, which will not be repeated by the embodiment of the present disclosure.
- the embodiments of the present disclosure provide a device 40 for testing a rotation performance of a touch display screen.
- the touch display screen comprises: a liquid crystal panel, E-paper, an OLED panel, a mobile phone, a tablet personal computer, a television, a monitor, a laptop, a digital photo frame, a navigator and any other product or component having a display function.
- the device 40 comprises:
- a determination module 401 configured to determine at least two test positions in a display region of the touch display screen, the at least two test positions including at least one test position located in a central region of the display region and at least one test position located in an edge region of the display region;
- a testing module 402 configured to test a rotation performance corresponding to each test position of the at least two test positions.
- Rotation performance of the central region and rotation performance of the edge region of the touch display screen may be greatly different.
- the determination module determines test positions respectively in the central region and the edge region of the display region, and the testing module tests rotation performances of the determined test positions, to ensure that regions whose rotation performances differ more greatly of the touch display screen are tested, and thus to enlarge a coverage scope of the test and to improve accuracy of a test result.
- the display region is a rectangular region, and the display region has a length H and a width V, and as shown in FIG. 4-2 , the determination module 401 , includes:
- a first determination sub-module 4011 configured to determine a rectangular region including a central position of the display region as the central region, a boundary of the central region and a boundary of the display region being similar patterns;
- a second determination sub-module 4012 configured to determine at least one test position in the central region.
- a third determination sub-module 4013 configured to determine an annular region located at the edge of the display region as the edge region, an outer boundary of the edge region coinciding with the boundary of the display region, an inner boundary of the edge region and the boundary of the display region being similar patterns;
- a fourth determination sub-module 4014 configured to determine at least one test position in the edge region.
- the second determination sub-module 4012 is configured to: determine the central position of the display region as 1 test position in the central region.
- the fourth determination sub-module 4014 is configured to: determine a first rectangular scanning line, the first rectangular scanning line being a closed rectangular line formed by a central axis of each striped region of the four striped regions constituting the edge region; take positions where four vertexes of the first rectangular scanning line are located as 4 test positions of the edge region.
- the fourth determination sub-module 4014 is further configured to: take positions where midpoints between every two adjacent vertexes among the four vertexes of the first rectangular scanning line are located as another 4 test positions of the edge region.
- the device 40 further comprises: a division module 403 , configured to divide the display region into n ⁇ n rectangular sub-regions, a boundary of each of the rectangular sub-regions and the boundary of the display region being similar patterns, where, n is an odd number greater than 2.
- the first determination sub-module 4011 is configured to: determine a region constituted by a rectangular sub-region located at the center of the display region as the central region;
- the third determination sub-module 4013 is configured to: determine a region constituted by 4 ⁇ (n ⁇ 1) rectangular sub-regions located at the edge of the display region as the edge region, the 4 ⁇ (n ⁇ 1) rectangular sub-regions constituting an annular region.
- the fourth determination sub-module 4014 is configured to: determine central positions of the 4 rectangular sub-regions located at four corners of the edge region as 4 test positions of the edge region.
- the determination module 401 for example further includes:
- a fifth determination sub-module 4015 configured to determine the interval region located between the central region and the edge region in the display region as a transition region
- a sixth determination sub-module 4016 configured to determine at least one test position in the transition region.
- the display region includes at least two test regions, and the at least two test regions include the central region and the edge region; a rotation radius of either test bar satisfies that: an ideal trace obtained by rotation with a point indicated by a first test position as a circle center is within the test region where the first test position is located.
- the central region has a length of H/f and a width of V/f; and among the four striped regions constituting the edge region, a width of each of two striped regions is H/f, and a width of each of the other two striped regions is V/f, where f>2;
- testing module 402 is configured to:
- a rotation outer radius of the test bar is equal to a sum of a radius and the rotation radius of the test bar, and min[H,V] represents a minimum value taken between H and V.
- f 5.
- the display region is a rectangular region, and the display region has a length H and a width V, and the determination module 401 is configured to:
- min ⁇ [ H , V ] w as a radius being tangent respectively with a long side and a wide side of the display region close to the first target circle center, where w ⁇ 3, and min [H,V] represents a minimum value taken between H and V;
- the determination module 401 is further configured to:
- testing module 402 is configured to:
- either of the two test bars is rotated 360° around the point indicated by the first test position.
- Rotation performance of the central region and rotation performance of the edge region of the touch display screen may be greatly different.
- the determination module determines test positions respectively in the central region and the edge region of the display region, and the testing module tests rotation performances of the determined test positions, to ensure that regions whose rotation performances differ more greatly of the touch display screen are tested, and thus to enlarge a coverage scope of the test and to improve accuracy of a test result.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- User Interface Of Digital Computer (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
Description
The coaxially rotating in the same rotation direction means that at any moment during the rotation, circle centers of the bottom surfaces of the two test bars which are in contact with the touch display screen are collinear with the point indicated by the first test position, and rotation directions of the two test bars are the same.
optionally, either of the two test bars is rotated by 360° around the point indicated by the first test position. For example, f=5, then
The rotation radius of the test bar according to the embodiments of the present disclosure refers to a distance from the axis of the test bar (i.e., the circle center of the bottom surface of the test bar) to the test position. For example, rotation directions of the two test bars are both a clockwise direction t, the two test bars are rotated by 360° in the clockwise direction t respectively, and ideal traces formed by the rotations of the two test bars are two circular rings with P0 as the circle center, and
S=max(|Rref−R max|,|Rref−R min|).
and the rotation outer radii of the two test bars are respectively
In the case that the rotation radii of the two test bars are unequal to each other, the rotation outer radii of the two test bars are respectively R1+R3 and R2+R4.
and determining 4 first target circle centers at four corners of the display region, a circle with the first target circle center as a circle center and with
as a radius being tangent respectively with a long side and a wide side of the display region close to the first target circle center, where w≥3, and min [H, V] representing a minimum value between H and V.
as the radius is tangent with the long side and the wide side of the display region, i.e., a distance between each point among the 4 first target circle centers Q1, Q2, Q3 and Q4 and the corresponding two sides of the display region is
It should be noted that, w for example is an integer or is a decimal number, for example, w=5.
and determining 4 second target circle centers at the four corners of the display region, a circle with the second target circle center as a circle center and with the maximum rotation outer radius as a radius being tangent respectively with a long side and a wide side of the display region close to the second target circle center.
the coaxially rotation in the same rotation direction meaning that at any moment during a rotation procedure, circle centers of bottom surfaces of the two test bars which are in contact with the touch display screen are collinear with the point indicated by the first test position, and rotation directions of the two test bars are the same;
and determine 4 first target circle centers at four corners of the display region, a circle with the first target circle center as a circle center and with
as a radius being tangent respectively with a long side and a wide side of the display region close to the first target circle center, where w≥3, and min [H,V] represents a minimum value taken between H and V;
and determine 4 second target circle centers at the four corners of the display region, a circle with the second target circle center as a circle center and with the maximum rotation outer radius as a radius being tangent respectively with a long side and a broad side of the display region close to the second target circle center;
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/382,967 US10551965B2 (en) | 2015-12-31 | 2019-04-12 | Method and device for testing rotation performance of touch display screen |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201511025726.1A CN105425084B (en) | 2015-12-31 | 2015-12-31 | The verticity test method and device of touching display screen |
CN201511025726 | 2015-12-31 | ||
CN201511025726.1 | 2015-12-31 | ||
PCT/CN2016/095674 WO2017113812A1 (en) | 2015-12-31 | 2016-08-17 | Method and device for testing rotation performance of touch screen display |
US201715515846A | 2017-03-30 | 2017-03-30 | |
US16/382,967 US10551965B2 (en) | 2015-12-31 | 2019-04-12 | Method and device for testing rotation performance of touch display screen |
Related Parent Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2016/095674 Continuation WO2017113812A1 (en) | 2015-12-31 | 2016-08-17 | Method and device for testing rotation performance of touch screen display |
US15/515,846 Continuation US10296132B2 (en) | 2015-12-31 | 2016-08-17 | Method and device for testing rotation performance of touch display screen |
Publications (2)
Publication Number | Publication Date |
---|---|
US20190235696A1 US20190235696A1 (en) | 2019-08-01 |
US10551965B2 true US10551965B2 (en) | 2020-02-04 |
Family
ID=55503416
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US15/515,846 Active 2037-03-29 US10296132B2 (en) | 2015-12-31 | 2016-08-17 | Method and device for testing rotation performance of touch display screen |
US16/382,967 Active US10551965B2 (en) | 2015-12-31 | 2019-04-12 | Method and device for testing rotation performance of touch display screen |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US15/515,846 Active 2037-03-29 US10296132B2 (en) | 2015-12-31 | 2016-08-17 | Method and device for testing rotation performance of touch display screen |
Country Status (3)
Country | Link |
---|---|
US (2) | US10296132B2 (en) |
CN (1) | CN105425084B (en) |
WO (1) | WO2017113812A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105425084B (en) | 2015-12-31 | 2018-11-30 | 京东方科技集团股份有限公司 | The verticity test method and device of touching display screen |
CN106959393B (en) * | 2017-02-08 | 2019-11-15 | 歌尔股份有限公司 | A kind of detection device and detection method of circular touch screen |
CN110727409B (en) * | 2019-09-29 | 2021-07-16 | 联想(北京)有限公司 | Adjusting method and device |
CN113741780A (en) * | 2020-05-29 | 2021-12-03 | 上海惠芽信息技术有限公司 | Touch screen detection method, device and system |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11194037A (en) | 1997-12-29 | 1999-07-21 | Hioki Ee Corp | Display method for quality of shuttle dial |
US7131211B2 (en) | 2003-08-18 | 2006-11-07 | Micron Technology, Inc. | Method and apparatus for measurement of thickness and warpage of substrates |
US7136076B2 (en) | 1998-05-29 | 2006-11-14 | Silicon Graphics, Inc. | System and method for providing a wide aspect ratio flat panel display monitor independent white-balance adjustment and gamma correction capabilities |
US20070296450A1 (en) | 2006-06-23 | 2007-12-27 | Inventec Corporation | Testing device |
US7340843B2 (en) | 2006-03-24 | 2008-03-11 | Innocom Technology (Shenzhen) Co., Ltd. | Verticality examining apparatus having sensors |
US7405742B2 (en) | 2000-12-08 | 2008-07-29 | Silicon Graphics, Inc. | Compact flat panel color calibration system |
CN202433459U (en) | 2012-01-17 | 2012-09-12 | 苏州瀚瑞微电子有限公司 | Testing machine of capacitance type touch screen |
CN203204091U (en) | 2013-03-25 | 2013-09-18 | 东莞市华谊创鸿试验设备有限公司 | Touch screen comprehensive testing instrument |
CN104360811A (en) | 2014-10-22 | 2015-02-18 | 河海大学 | Single-figure hand gesture recognition method |
CN105425084A (en) | 2015-12-31 | 2016-03-23 | 京东方科技集团股份有限公司 | Rotation performance test method and device of touch control display screen |
-
2015
- 2015-12-31 CN CN201511025726.1A patent/CN105425084B/en active Active
-
2016
- 2016-08-17 US US15/515,846 patent/US10296132B2/en active Active
- 2016-08-17 WO PCT/CN2016/095674 patent/WO2017113812A1/en active Application Filing
-
2019
- 2019-04-12 US US16/382,967 patent/US10551965B2/en active Active
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11194037A (en) | 1997-12-29 | 1999-07-21 | Hioki Ee Corp | Display method for quality of shuttle dial |
US7136076B2 (en) | 1998-05-29 | 2006-11-14 | Silicon Graphics, Inc. | System and method for providing a wide aspect ratio flat panel display monitor independent white-balance adjustment and gamma correction capabilities |
US7405742B2 (en) | 2000-12-08 | 2008-07-29 | Silicon Graphics, Inc. | Compact flat panel color calibration system |
US7131211B2 (en) | 2003-08-18 | 2006-11-07 | Micron Technology, Inc. | Method and apparatus for measurement of thickness and warpage of substrates |
US7340843B2 (en) | 2006-03-24 | 2008-03-11 | Innocom Technology (Shenzhen) Co., Ltd. | Verticality examining apparatus having sensors |
US20070296450A1 (en) | 2006-06-23 | 2007-12-27 | Inventec Corporation | Testing device |
US7532026B2 (en) | 2006-06-23 | 2009-05-12 | Inventec Corporation | Testing device |
CN202433459U (en) | 2012-01-17 | 2012-09-12 | 苏州瀚瑞微电子有限公司 | Testing machine of capacitance type touch screen |
CN203204091U (en) | 2013-03-25 | 2013-09-18 | 东莞市华谊创鸿试验设备有限公司 | Touch screen comprehensive testing instrument |
CN104360811A (en) | 2014-10-22 | 2015-02-18 | 河海大学 | Single-figure hand gesture recognition method |
CN105425084A (en) | 2015-12-31 | 2016-03-23 | 京东方科技集团股份有限公司 | Rotation performance test method and device of touch control display screen |
US10296132B2 (en) * | 2015-12-31 | 2019-05-21 | Boe Technology Group Co., Ltd. | Method and device for testing rotation performance of touch display screen |
Non-Patent Citations (2)
Title |
---|
Oct. 26, 2016-(WO) International Search Report and Written Opinion Appn PCT/CN2016/095674 with English Tran. |
Oct. 26, 2016—(WO) International Search Report and Written Opinion Appn PCT/CN2016/095674 with English Tran. |
Also Published As
Publication number | Publication date |
---|---|
US20180329562A1 (en) | 2018-11-15 |
US10296132B2 (en) | 2019-05-21 |
US20190235696A1 (en) | 2019-08-01 |
WO2017113812A1 (en) | 2017-07-06 |
CN105425084B (en) | 2018-11-30 |
CN105425084A (en) | 2016-03-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10551965B2 (en) | Method and device for testing rotation performance of touch display screen | |
US10706248B2 (en) | QR code positioning method and apparatus | |
US10969949B2 (en) | Information display device, information display method and information display program | |
CN106648511A (en) | Self-adaptive display method and device of display resolutions | |
CN106648510B (en) | The display methods and device of a kind of display resolution | |
JP7457618B2 (en) | Projection system and method for adjusting projection screen thereof | |
US11429241B2 (en) | Touch panel, electronic device and information processing method based on hexagonal electrodes | |
CN108200416B (en) | Coordinate mapping method, device and the projection device of projected image in projection device | |
CN108492773B (en) | Image display method, special-shaped display equipment and device with storage function | |
CN105573485A (en) | Display content adjustment method and terminal | |
CN104142792A (en) | Application interface switching method and device | |
US10296802B2 (en) | Image processing device, image processing method, and computer program product | |
US11393383B2 (en) | Display control device, display control method, and display control program | |
JPWO2012124279A1 (en) | Input device | |
US11899918B2 (en) | Method, apparatus, electronic device and storage medium for invoking touch screen magnifier | |
CN106055299A (en) | Method for realizing rotation of images in any angle on multiple display equipment | |
CN105389010A (en) | Information processing method and electronic device | |
CN106331435A (en) | Real-time image special-effect display realization method | |
US11900612B2 (en) | Three-dimensional element layout visualization method and apparatus | |
CN104598904B (en) | The localization method and equipment at a kind of graphic code correction graph center | |
CN111767700A (en) | Graph adjusting method and device | |
US11669234B2 (en) | Method for processing aerial view, electronic device, and storage medium | |
CN114963025B (en) | Leakage point positioning method and device, electronic equipment and readable storage medium | |
US11423818B2 (en) | Method of determining pixel luminance and display device employing the same | |
CN113485658B (en) | Screen boundary switching method and device, storage medium and electronic equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: BOE TECHNOLOGY GROUP CO., LTD., CHINA Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:ZHANG, ZHIYING;LAI, HANGMAN;ZHANG, ZHIGANG;REEL/FRAME:048874/0232 Effective date: 20170118 |
|
FEPP | Fee payment procedure |
Free format text: ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: BIG.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: RESPONSE TO NON-FINAL OFFICE ACTION ENTERED AND FORWARDED TO EXAMINER |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: NOTICE OF ALLOWANCE MAILED -- APPLICATION RECEIVED IN OFFICE OF PUBLICATIONS |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: PUBLICATIONS -- ISSUE FEE PAYMENT VERIFIED |
|
STCF | Information on status: patent grant |
Free format text: PATENTED CASE |
|
MAFP | Maintenance fee payment |
Free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY Year of fee payment: 4 |